LiPol 4000mAh Battery for Spektrum DX8 Transmitter not only offers higher capacity but also built-in overcharging protection that interrupts charging to prevent damage and maximize life.
KAVAN LiPo battery pack with charging up to 1C and discharging 5/10C. Two-cell 2s1p 7.4 V 2600 mAh, dimensions: 93x42x14.5 mm, weight 108 g, JST-XH service connector, mini-T power connector, adapter for Aurora 9X and Futaba transmitters (FX-36, etc.).